in response to sanctions?
"BP’s stake in Rosneft, which it acquired as a long-term holding, is now worth about $13 billion. David Nicholas, a BP spokesman in London, declined to comment on Ukraine or Russia."
The answer is: no. Never will happen. Ever.
Sentiment: Strong Buy
The Russian govt. already owns 70% of Rosneft. BP is a valuable partner; they are unlikely to confiscate BP's 20% share any time soon.